Solved Pls help ! OC 0.6.9 Debug Ryzen 3900X Giga gaming X570. NVRAM Not Working and Missing Rom...


New member
May 14, 2021
Hi all !
I'm so sorry ! But , My English is very bad.
I have a pc :
CPU 3900X
Mainboard : Giga Gaming X X570
RAM : 32G
VGA : Radeon RX 570
and EFI include file. Install Mac Catalina 10.15.3

When testing: sudo nvram -c

A notification :
nvram: Error clearing firmware variables: (iokit/common) not permitted

Screen Shot 2021-06-04 at 6.13.38 PM.png

When check Mac-address from Hardware. It didn't change from the original mainboard
Screen Shot 2021-06-04 at 6.08.20 PM.png

I spent a lot of time. Tried many solutions but couldn't fix it. I would like some advice, suggestions...
Pls help me fix this problem. Thank all.


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